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130975200 = 25325218191
BaseRepresentation
bin1111100111010…
…00010111100000
3100010110020012100
413303220113200
5232012201300
620555130400
73150161616
oct763502740
9303406170
10130975200
1167a28674
1237a43a00
132119a625
14135756b6
15b772700
hex7ce85e0

130975200 has 108 divisors (see below), whose sum is σ = 461876688. Its totient is φ = 34924800.

The previous prime is 130975193. The next prime is 130975219. The reversal of 130975200 is 2579031.

130975200 is a `hidden beast` number, since 130 + 9 + 7 + 520 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1896 + ... + 16295.

It is an arithmetic number, because the mean of its divisors is an integer number (4276636).

Almost surely, 2130975200 is an apocalyptic number.

130975200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130975200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230938344).

130975200 is an abundant number, since it is smaller than the sum of its proper divisors (330901488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130975200 is a wasteful number, since it uses less digits than its factorization.

130975200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18217 (or 18201 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 130975200 is about 11444.4396979494. The cubic root of 130975200 is about 507.8432566618.

The spelling of 130975200 in words is "one hundred thirty million, nine hundred seventy-five thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 144 150 160 180 200 225 240 288 300 360 400 450 480 600 720 800 900 1200 1440 1800 2400 3600 7200 18191 36382 54573 72764 90955 109146 145528 163719 181910 218292 272865 291056 327438 363820 436584 454775 545730 582112 654876 727640 818595 873168 909550 1091460 1309752 1364325 1455280 1637190 1746336 1819100 2182920 2619504 2728650 2910560 3274380 3638200 4092975 4365840 5239008 5457300 6548760 7276400 8185950 8731680 10914600 13097520 14552800 16371900 21829200 26195040 32743800 43658400 65487600 130975200